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Model
SLV-ED1ME SLV-ED1PS SLV-ED1SG SLV-ED2SA SLV-ED3AF SLV-ED4ME SLV-ED4PS SLV-ED4SG SLV-ED5ME SLV-ED6ME SLV-ED6PS SLV-ED6SG SLV-ED7FS SLV-ED7MI SLV-ED7MN SLV-EZ1AZ SLV-EZ4AZ SLV-EZ7AS SLV-EZ7NZ
Pages
55
Size
1.57 MB
Type
PDF
Document
Service Manual
Brand
Device
VCR
File
slv-ed1me-slv-ed1ps-slv-ed1sg-slv-ed2sa-slv-ed3af-.pdf
Date

Sony SLV-ED1ME / SLV-ED1PS / SLV-ED1SG / SLV-ED2SA / SLV-ED3AF / SLV-ED4ME / SLV-ED4PS / SLV-ED4SG / SLV-ED5ME / SLV-ED6ME / SLV-ED6PS / SLV-ED6SG / SLV-ED7FS / SLV-ED7MI / SLV-ED7MN / SLV-EZ1AZ / SLV-EZ4AZ / SLV-EZ7AS / SLV-EZ7NZ Service Manual ▷ View online

7-5
7-6 E
4. Overall Level Characteristic and Distortion Factor
Check
Purpose:
Check the record level, play level, and distortion factor against the
reference input.
Mode
REC and PB (SP mode)
Signal
400 Hz, –7.5 dBs
Measurement point
Audio output terminal
Measurement equipment
Audio level meter and
distortion factor meter
Specified value
Playback level: –7.5 ± 2 dBs
Distortion factor: 4% or less
Confirmation Method:
1) Supply an audio signal of 400 Hz, –7.5 dBs simultaneously to
both L and R channels of Audio Line Input.
2) Make recording
3) Play back a recorded portion.
4) Confirm that a playback level is –7.5 ± 2 dBs.
5) Confirm that a distortion factor is within 4%.
5. Overall S/N Check
Purpose:
Confirm that the S/N is within the specification.
Mode
REC and PB (SP mode)
Signal
Short
Measurement point
Audio output terminal
Measurement equipment
Audio noise meter
Specified value
–46.0 dBs or less
Confirmation Method:
1) Connect both L and R channels of audio line input to the GND.
2) Start recording.
3) Play the recorded part to confirm that the noise is below –46.0
dBs.
2-5.
PARTS  ARRANGEMENT  DIAGRAM  FOR  ADJUSTMENTS
MA-323 BOARD (Side A)
HS-921SF/921SF1 BOARD (Side A)
SR-708/718 BOARD (Side A)
RV201
CN201
6V ADJ
1
9
RV201
CN201
6V ADJ
1
9
CN501
CN431
1
4
2
1
JS140
8-1
NOTE:
• -XX and -X mean standardized parts, so they may
have some difference from the original one.
• Items marked “*” are not stocked since they are
seldom required for routine service. Some delay
should be anticipated when ordering these items.
• The mechanical parts with no reference number in
the exploded views are not supplied.
• Hardware (# mark) list and accessories and pack-
ing materials are given in the last of the electrical
parts list.
SECTION  8
REPAIR  PARTS  LIST
8-1.
EXPLODED  VIEWS
SLV-ED1/ED2/ED3/ED4/ED5/ED6/ED7/EZ1/EZ4/EZ7
The components identified by mark
! or dotted line with mark ! are criti-
cal for safety.
Replace only with part number speci-
fied.
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
8
3-988-080-21 CASE, UPPER (ED2)
8
3-988-080-31 CASE, UPPER (ED1/EZ1)
9
3-710-901-11 SCREW, TAPPING
10
1-783-567-11 CABLE, FLAT (FDS-4)
11
1-475-613-21 COMMANDER, STANDARD (RMT-V248A)
(ED1)
12
3-709-322-01 COVER, BATTERY (for RMT-V248A) (ED1)
13
1-475-614-31 COMMANDER, STANDARD (RMT-V245B)
(ED2/EZ1)
14
3-709-128-01 COVER, BATTERY (for RMT-V245B) (ED2/EZ1)
1
X-3948-469-1 PANEL ASSY, FRONT (ED1)
1
X-3948-471-1 PANEL ASSY, FRONT (ED2)
1
X-3948-472-1 PANEL ASSY, FRONT (EZ1)
2
3-953-432-01 SPRING (GE), FL
3
3-979-467-01 DOOR, CASSETTE (ED2)
3
3-979-467-11 DOOR, CASSETTE (ED1/EZ1)
4
3-943-995-01 EMBLEM (NO.5), SONY
5
X-3946-598-1 BUTTON ASSY, FUNCTION (ED1/EZ1)
* 6
A-6794-527-A DS-80 BOARD, COMPLETE
7
4-921-277-41 SCREW (B2.6X8), TAPPING, BIND
8-1-1. FRONT  PANEL  AND  CABINET  ASSEMBLIES
(ED1/ED2/EZ1)
9
8
9
11
12
13
14
10
7
6
2
3
4
5
1
1
4
2
3
ED1/EZ1
ED2
ED1
ED2/EZ1
8-2
8-1-2. CHASSIS  ASSEMBLY (ED1/ED2/EZ1)
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
* 51
3-959-383-01 BASE (R), MD
52
1-783-566-11 CABLE, FLAT (FMD-12)
53
3-970-608-21 SUMITITE (B3), +BV
54
1-468-311-11 POWER BLOCK (SR-718) (EZ1)
54
1-468-312-11 POWER BLOCK (HS-921SF) (ED1/ED2)
* 55
A-6791-592-A MA-323 BOARD, COMPLETE (ED1)
* 55
A-6791-593-A MA-323 BOARD, COMPLETE (ED2)
* 55
A-6791-594-A MA-323 BOARD, COMPLETE (EZ1)
! 56
1-777-854-21 CORD, POWER (ED1/ED2)
! 56
1-777-855-22 CORD, POWER (EZ1)
* 57
3-979-652-51 PANEL (M), REAR (EZ1)
* 57
3-979-652-61 PANEL (M), REAR (ED1/ED2)
58
3-979-112-01 SCREW SW (+) BVTP 3X10
59
X-3947-568-2 TC (N17S) ASSY
The components identified by mark
! or dotted line with mark ! are criti-
cal for safety.
Replace only with part number speci-
fied.
not
supplied
not
supplied
not
supplied
not
supplied
#1
#1
51
52
53
54
55
56
57
51
53
53
53
53
53
58
59
8-3
8-1-3. FRONT  PANEL  AND  CABINET  ASSEMBLIES (EXCEPT  ED1/ED2/EZ1)
117
118
116
115
116
119
120
114
110
110
112
111
113
105
106
104
103
107
101
105
106
104
103
110
123
109
108
101
105
102
101
104
103
ED4/ED5
EZ7
ED3/ED6/ED7/EZ4
ED3
ED4/ED5/ED6/ED7/
EZ4/EZ7
not
supplied
not
supplied
not
supplied
not
supplied
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